CONTENTS V 



Order Passeriformes — Continued. 



Family Corvidae: Jays, magpies, and crows — Continued. Page 



Corvus brachyrhynchos hespcris : Western crow 262 



Habits 262 



Corvus caurinus : Northwestern crow 269 



Habits 269 



Corvus ossifragus : Fish crow 275 



Habits 275 



Distribution 282 



Corvus frugilegus frugilegus : Rook 283 



Habits 283 



Distribution 294 



Corvus comix cornix : Hooded crow 295 



Habits 295 



Distribution 301 



Cyanocephalus cyanocephalus : Pinyon jay 302 



Habits 302 



Distribution 309 



Nucifraga Columbiana : Clark's nutcracker 310 



Habits 310 



Distribution 321 



Family Paridae : Titmice, verdins, and bushtits 322 



Parus atricapillus atricapillus : Black-capped chickadee .'. . 322 



Habits 322 



Distribution 336 



Parus atricapillus practicus : Appalachian chickadee 338 



Parus atricapillus bartletti: Newfoundland black-capped chickadee 338 



Parus atricapillus septentrionalis : Long-tailed chickadee 339 



Habits 339 



Parus atricapillus nevadensis : Pallid black-capped chickadee 342 



Parus atricapillus occidentalis : Oregon chickadee 342 



Habits 342 



Parus atricapillus turneri : Yukon chickadee 343 



Habits 343 



Parus carolinensis carolinensis : Carolina chickadee 344 



Habits 344 



Distribution 351 



Parus carolinensis impiger : Florida chickadee 352 



Habits 352 



Parus carolinensis agilis : Plumbeous chickadee 353 



Habits 353 



Parus carolinensis extimus : North Carolina chickadee 355 



Parus sclateri eidos : Mexican chickadee 355 



Habits 355 



Distribution 356 



Parus gambeli grinnelli : Grinnell's chickadee 357 



Habits 357 



